Friendship does NOT have any bonuses outside of evolving a certain way. HAPPINESS under Memories/Amie is what gives you bonuses.
My old B5 Audi A4 had a carbon driveshaft. There was a giant sticker warning against damaging it. This was back in 1997 before carbon was cool.
If this thing has even 20% of the customization that armored core series has this will be epic.
I liked 6 from BSG